2024 Gmc 3500hd Duramax Diesel Specs. Detailed specs and features for the 2024 gmc sierra 3500hd diesel denali ultimate including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders,. Learn from our experts about the 2024 gmc sierra 3500hd including reviews, prices, specs, ratings, colors, and more to make the best vehicle choice for you.
Denali goes ultimate, at4x joins the ranks. The 2024 duramax appears to be even more bulletproof than the 2023.